{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["concept or principle", "process parameter", "material", "machanical property", "biomedical", "application"], "input": "6.2 Mini and Micro internal geometry in AM For mini and micro levels of geometry , used for transport of fluidic media , the minimal feature size of the AM technology chosen is often the limiting factor ."}
{"concept or principle": ["geometry", "micro levels"], "process parameter": ["feature size"], "material": [], "machanical property": [], "biomedical": [], "application": []}